package com.kuson.springcloud.controller;

import com.kuson.springcloud.entities.CommonResult;
import com.kuson.springcloud.entities.Payment;
import com.kuson.springcloud.service.PaymentService;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.cloud.client.ServiceInstance;
import org.springframework.cloud.client.discovery.DiscoveryClient;
import org.springframework.web.bind.annotation.*;

import javax.annotation.Resource;
import java.util.List;

/**
 * 前端控制类
 */
@Slf4j
@RestController
public class PaymentController {
    @Resource
    private PaymentService paymentService;
    @Value("${server.port}")
    private String serverPort;
    @Resource
    private DiscoveryClient discoveryClient;

    @PostMapping(value = "/payment/create")
    public CommonResult create(@RequestBody Payment payment) {
        int result = paymentService.create(payment);
        log.info("*******" + result + "*********");
        if (result > 0) {
            return new CommonResult(200, "插入成功,服务端口号为："+serverPort, result);
        } else {
            return new CommonResult(444, "插入失败", null);
        }
    }
    @GetMapping(value = "/payment/get/{id}")
    public CommonResult getPaymentBid(@PathVariable("id") Long id) {
        Payment paymentById = paymentService.getPaymentById(id);
        int a=10/2;
        log.info("*******" + paymentById + "*********");
        if (paymentById !=null) {
            return new CommonResult(200, "查询成功,服务端口号为："+serverPort, paymentById);
        } else {
            return new CommonResult(444, "查询失败", null);
        }
    }
    @GetMapping(value = "/payment/discovery")
    public Object discovery(){
        List<String> services = discoveryClient.getServices();
        for (String element : services) {
            log.info("***** element:"+element);
        }
        List<ServiceInstance> instances = discoveryClient.getInstances("CLOUD-PAYMENT-SERVICE");
        for (ServiceInstance instance : instances) {
            log.info(instance.getServiceId()+"\t"+instance.getHost()+"\t"+instance.getPort()+"\t"+instance.getUri());
        }
        return this.discoveryClient;
    }

    /**
     * 8002的调用端口 ：功能是为了体现网关的负载均衡功能
     * @return
     */
    @GetMapping("/payment/lb")
    public String getServerPort() {
        return serverPort;
    }
}
